From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 31F3745DF6E for ; Tue, 28 Jul 2026 16:10:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785255024; cv=none; b=PENtsa9v0BZ39UaeBf/8RmJAD4uhFgd3xJPVm4UUudZMhYSK0g9m9hxMOimvnMZLjqW69owF1xzV4GOPoU14+yGeHjC/UdKvLpGKlfJFE0vEYRHFlvHs6JjN+oR8MOiBpZzw6KJXa/X3oYNq72GzDU45yLuY3JG5xylepvllnK4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785255024; c=relaxed/simple; bh=AAporOiro98CeaGT1I3JOdp3hwUo9zIiJi8E/V6brW0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OF6F/T9k7BxVu66rQed22gWC3pPY3LBZP9256/CYQHZsDu332PuDNc1ejk4p3hPzPvtj+tOJ7edBLpxA9bL2CkiUSz4Vht7iptCPJjHyFmPCYjv7FZ5MPwnZFn7/tKPYb3kOXRo9nEedPCA8KaWFejj7pH9wiT/NWFdetsfysvM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jiNLF1PQ; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="jiNLF1PQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 73C121F00A3E; Tue, 28 Jul 2026 16:10:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785255023; bh=MEBRR0vs8MSIUTjV9CzyfBrmrH/MZnA3k+bPNTZsTWU=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=jiNLF1PQ2JHg+qGIc4o+rA4dMso2yucZ2d52Fn6HwX3ACfyuPpq73raIJ1UeIsXR8 6pjV1GIMmK24lNAK8G1fY121RHcycj+gOF9Mn+mGxcn7LBregcKKsyjn2j8PEZJAk7 XTjVNRGsU3IHzmtpL8fLOYdcKcMBuQA/KflwMrIWXj1noCoKnKr9YqvAKPsWTP6UMU Rf0AYeTS5jmk/ZLeEiKn2FcCnmT8YsT1cRqRv+O6Y1IGfaSZ1IEAOPeeISXS/tLaJ/ my2n+Dt0J45YFOXzGD5N2BDgwbYwqC1ozq0nAhgHEpZ7MAYqoot1VWgQ8+1bU0UbBo yNC/sBX26/Bzg== From: Sasha Levin To: stable@vger.kernel.org Cc: Sasha Levin , Xincheng Zhang , stable@kernel.org, Greg Kroah-Hartman Subject: Re: [PATCH 6.6.y] usb: xhci-pci: Limit VIA VL805 DMA addressing to 36 bits Date: Tue, 28 Jul 2026 12:10:04 -0400 Message-ID: <20260728155654.stable-0010@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260728054100.1812186-1-zhangxincheng@ultrarisc.com> References: <20260728054100.1812186-1-zhangxincheng@ultrarisc.com> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit > The VIA VL805/806 xHCI controller advertises AC64, but fails to handle > DMA addresses at or above 0x1000000000. On systems with large amounts of > RAM, this can cause USB device failures when the controller is given DMA > addresses beyond its usable address width. Queued for 6.6, thanks. -- Thanks, Sasha